484574864235821 has 2 divisors, whose sum is σ = 484574864235822. Its totient is φ = 484574864235820.

The previous prime is 484574864235797. The next prime is 484574864235827. The reversal of 484574864235821 is 128532468475484.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277877597854921 + 206697266380900 = 16669661^2 + 14376970^2 .

It is a cyclic number.

It is not a de Polignac number, because 484574864235821 - 2¹⁸ = 484574863973677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (484574864235827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242287432117910 + 242287432117911.

It is an arithmetic number, because the mean of its divisors is an integer number (242287432117911).

Almost surely, 2^{484574864235821} is an apocalyptic number.

It is an amenable number.

484574864235821 is a deficient number, since it is larger than the sum of its proper divisors (1).

484574864235821 is an equidigital number, since it uses as much as digits as its factorization.

484574864235821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1651507200, while the sum is 71.

The spelling of 484574864235821 in words is "four hundred eighty-four trillion, five hundred seventy-four billion, eight hundred sixty-four million, two hundred thirty-five thousand, eight hundred twenty-one".